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authorRoland McGrath <roland@gnu.org>2006-01-05 12:25:42 +0000
committerRoland McGrath <roland@gnu.org>2006-01-05 12:25:42 +0000
commit0b8f25bbca8a9d08f0bdae0772fa5ec5172144b5 (patch)
treeab5d5b8a656112df06349e544c00138f12a88246 /include
parentc90c5d4106a2903a40cc3213f8d172e5c6c7ffd6 (diff)
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* include/features.h: Grok _ATFILE_SOURCE and define __USE_ATFILE when
it or _GNU_SOURCE is defined. * io/fcntl.h: Protect *at and AT_* with [__USE_ATFILE] instead of [__USE_GNU]. * libio/stdio.h: Likewise. * posix/unistd.h: Likewise. * time/sys/time.h: Likewise.
Diffstat (limited to 'include')
-rw-r--r--include/features.h12
1 files changed, 11 insertions, 1 deletions
diff --git a/include/features.h b/include/features.h
index e252a0c..78eeb88 100644
--- a/include/features.h
+++ b/include/features.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 1991-1993,1995-2003,2004,2005 Free Software Foundation, Inc.
+/* Copyright (C) 1991,1992,1993,1995,1996,1997,1998,1999,2000,2001,2002,2003,2004,2005,2006
+ Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -38,6 +39,7 @@
_FILE_OFFSET_BITS=N Select default filesystem interface.
_BSD_SOURCE ISO C, POSIX, and 4.3BSD things.
_SVID_SOURCE ISO C, POSIX, and SVID things.
+ _ATFILE_SOURCE Additional *at interfaces.
_GNU_SOURCE All of the above, plus GNU extensions.
_REENTRANT Select additionally reentrant object.
_THREAD_SAFE Same as _REENTRANT, often used by other systems.
@@ -69,6 +71,7 @@
__USE_BSD Define 4.3BSD things.
__USE_SVID Define SVID things.
__USE_MISC Define things common to BSD and System V Unix.
+ __USE_ATFILE Define *at interfaces and AT_* constants for them.
__USE_GNU Define GNU extensions.
__USE_REENTRANT Define reentrant/thread-safe *_r functions.
__USE_FORTIFY_LEVEL Additional security measures used, according to level.
@@ -102,6 +105,7 @@
#undef __USE_BSD
#undef __USE_SVID
#undef __USE_MISC
+#undef __USE_ATFILE
#undef __USE_GNU
#undef __USE_REENTRANT
#undef __USE_FORTIFY_LEVEL
@@ -158,6 +162,8 @@
# define _BSD_SOURCE 1
# undef _SVID_SOURCE
# define _SVID_SOURCE 1
+# undef _ATFILE_SOURCE
+# define _ATFILE_SOURCE 1
#endif
/* If nothing (other than _GNU_SOURCE) is defined,
@@ -256,6 +262,10 @@
# define __USE_SVID 1
#endif
+#ifdef _ATFILE_SOURCE
+# define __USE_ATFILE 1
+#endif
+
#ifdef _GNU_SOURCE
# define __USE_GNU 1
#endif